setup

#!/bin/bash
# http://tuxtweaks.com/2014/05/bash-getopts/
set -e
export DOTFILES=~/.dotfiles
SCRIPT=`basename ${BASH_SOURCE[0]}`

#Help function
function HELP {
  echo -e \\n"Help documentation for ${SCRIPT}."\\n
  echo -e "Basic usage: ./$SCRIPT -g i3"\\n
  echo "Command line switches are optional. The following switches are recognized."
  echo "-v  --Downloads vim-plug and installs all vim plugins."
  echo "-n  --Downloads vim-plug and installs all neovim plugins."
  echo "-g  --Updates git submodules."
  echo -e "-h  --Displays this help message. No further functions are performed."\\n
  echo -e "Example: $SCRIPT -vng i3 zsh xorg"\\n
  exit 1
}

NUMARGS=$#
if [ $NUMARGS -eq 0 ]; then
  HELP
fi

while getopts :vnsh FLAG; do
  case $FLAG in
    v)
      echo "Install vim-plug for vim"
      mkdir -p ~/.vim/backup
      curl -fLo ~/.vim/autoload/plug.vim --create-dirs https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
      vim +PlugInstall +qall
      echo "Install vim plugins"
      ;;
    n)
      echo "Install vim-plug for neovim"
      curl -fLo ~/.local/share/nvim/site/autoload/plug.vim --create-dirs https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
      echo "Install neovim plugins"
      nvim +PlugInstall +qall
      ;;
    s)
      echo "Update git submodules"
      git submodule update --init --recursive
    ;;
    h)
      HELP
    ;;
    \?) #unrecognized option - show help
      echo -e \\n"Option -$OPTARG not allowed."
      HELP
    ;;
  esac
done

shift $((OPTIND-1))  #This tells getopts to move on to the next argument.

while [ $# -ne 0 ]; do
  MODULE=$1
  echo "Stowing module $MODULE"
  if [[ "$MODULE" == 'xorg' ]]; then
    sudo stow -t / $MODULE
  else
    stow $MODULE
  fi
  shift
done

exit 0